Steve Sosna March 3, 2022 5:58 pm Why Are There So Many Potholes in Philly-Area Roads? What causes potholes to form and why are there so many on Philly-area roads? NBC10 First Alert Weather meteorologist Steve Sosna explains. US & World Videos 2:44 Gray, warmer Monday 2:24 Gray Monday 2:00 Dreary Monday weather 2:36 Gloomy weather sticks around for Sunday's Broad Street Run 2:44 Cloudy, chance for rain this weekend